WALLET-383: Fix security vulnerabilities in android manifest (#11)

-  `usesCleartextTraffic` should be set to false by default. It is
overriden to `true` in the debug build to support local development.

* Remove external storage read/write

* Remove audio recording permission

* Remove backup permissions

android/app/src/main/AndroidManifest.xml

@@ -1,19 +1,16 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools">
   <uses-permission android:name="android.permission.CAMERA"/>
   <uses-permission android:name="android.permission.INTERNET"/>
-  <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
-  <uses-permission android:name="android.permission.RECORD_AUDIO"/>
   <uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW"/>
   <uses-permission android:name="android.permission.VIBRATE"/>
-  <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
   <queries>
     <intent>
       <action android:name="android.intent.action.VIEW"/>
       <category android:name="android.intent.category.BROWSABLE"/>
       <data android:scheme="https"/>
     </intent>
   </queries>
-  <application android:name=".MainApplication" android:label="@string/app_name" android:icon="@mipmap/ic_launcher" android:roundIcon="@mipmap/ic_launcher_round" android:allowBackup="true" android:theme="@style/AppTheme" android:usesCleartextTraffic="true">
+  <application android:name=".MainApplication" android:label="@string/app_name" android:icon="@mipmap/ic_launcher" android:roundIcon="@mipmap/ic_launcher_round" android:allowBackup="false" android:theme="@style/AppTheme">
     <meta-data android:name="expo.modules.updates.ENABLED" android:value="false"/>
     <meta-data android:name="expo.modules.updates.EXPO_UPDATES_CHECK_ON_LAUNCH" android:value="ALWAYS"/>
     <meta-data android:name="expo.modules.updates.EXPO_UPDATES_LAUNCH_WAIT_MS" android:value="0"/>
@@ -33,4 +30,4 @@
     </activity>
     <activity android:name="com.facebook.react.devsupport.DevSettingsActivity" android:exported="false"/>
   </application>
-</manifest>
+</manifest>